15 Robert Pickton - Part 1

Canada's most prolific serial killer was active from the late 80s until his capture in 2002. Robert Pickton was a pig farmer who lived in Port Coquitlam, a suburb of Vancouver. Over 20 years, he hand-picked the most vulnerable and desperate women from Vancouver's downtown eastside, lured them to his farm, and "disposed of them" there. Who was he? And how did he get away with it for so long?